package top.jiaman.javaweb.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

/**
 * @Author Shijin
 * @Date 2020/11/13 10:03
 * @Desc
 */

@WebServlet(urlPatterns = "/logout")
public class LogoutServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //获取session对象
        HttpSession session = req.getSession();

        //删除会话
        session.invalidate();

        //重导向
        resp.sendRedirect(req.getContextPath() + "index.jsp");
    }
}
